Our beveled-edge, rounded band is crafted in tough Tungsten for a classic, sophisticated look that's also incredibly strong. A comfort fit ensures he'll want to wear it every day. Tungsten, from the Swedish word for "heavy stone," is considered the hardest of all metals. It is tarnish- and scratch-resistant with a durable, long-lasting finish. Limoges Tungsten is a full 48% Tungsten Carbide. The band is 7mm or 1/4" width.